Problem 1393. A (wrong) place for everything, and everything in its (wrong) place

Created by James

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Last Solution submitted on Jul 25, 2023

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Jean-Marie Sainthillier on 8 Apr 2013

I think that with this kind of problem, you can process in two steps.
A first easy problem with small N (to test perms for example). And a harder problem with big N, which
oblige to find another algorithm.

Binbin Qi on 27 Oct 2014

http://oeis.org/A000166

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Problem 1393. A (wrong) place for everything, and everything in its (wrong) place

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Problem 1393. A (wrong) place for everything, and everything in its (wrong) place

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